A study in December's issue of the Alimentary Pharmacology & Therapeutics examines the clinical significance of drug–drug interactions in the era of direct-acting anti-viral agents against chronic hepatitis C.

The most recent issue of the American Journal of Gastroenterology performed a systematic analysis underlying the quality of the scientific evidence and conflicts of interest in gastroenterology practice guidelines.

The most recent issue of the Diseases of the Colon & Rectum examines the effect of anti-tumor necrosis factor alpha on postoperative complications in patients with Crohn’s disease undergoing abdominal surgery.

The most recent issue of the Alimentary Pharmacology & Therapeutics investigates rates and predictors of response to anti-viral treatment for hepatitis C virus in HIV/HCV co-infection in a nationwide study.

The most recent issue of the Diseases of the Colon & Rectum investigate postoperative complications in patients With rectal cancer are associated with delays in chemotherapy that lead to worse disease-free and overall survival.

A study in the most recent issue of the Alimentary Pharmacology & Therapeutics reports a significantly higher frequency of Helicobacter suis in patients with idiopathic parkinsonism than in control patients.

A study in November's issue of the Journal of Gastroenterology & Hepatology compares the clinical effectiveness of the emergent colonoscopy in patients with hematochezia according to the type of bowel preparation.

A systematic analysis reported in this month's issue of the American Journal of Gastroenterology investigates the quality of the scientific evidence and conflicts of interest in gastroenterology practice guidelines.